Have seen this afew years ago, when servicing laptops.  Don't remember 
the affected brand off the top of the head.  Remedy, was to replace main 
board!  Not pretty!  Customers just about through them as us!

Peter

Randy Glenn wrote:

>Hi all,
>
>Trying to find a solution to this problem, and Gargle is being of
>little to no help.
>
>I got a new notebook last week - a Lenovo - and I've noticed that the
>system clock seems to stop dead whenever I put the machine to sleep or
>in hibernation. Also, its system clock will lose 50 minutes randomly
>while using the machine.
>
>Has anyone had a problem like this before? Any solutions?
>
>Thanks,
>  
>
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